Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2019	Sep. 30, 2018
Current Assets:
Cash and cash equivalents	$ 28,916	$ 23,318
Restricted cash		350
Available-for-sale securities	16,070	41,352
Accounts receivable, net of allowance for doubtful accounts of $206 and $147 as of June 30, 2019 and September 30, 2018, respectively	8,381	8,877
Contract assets - royalties and license fees	8,235
Inventories, net	4,151	4,016
Income tax receivable	560	1,152
Prepaids and other	3,225	2,462
Total Current Assets	69,538	81,527
Deferred tax assets	6,067	6,304
Property and equipment, net	29,559	30,143
Intangible assets, net	15,480	17,683
Goodwill	26,737	27,032
Other assets	2,960	1,446
Total Assets	150,341	164,135
Current Liabilities:
Accounts payable	2,530	2,546
Accrued liabilities:
Compensation	2,599	5,635
Accrued other	3,859	6,265
Deferred revenue	5,126	9,646
Contingent consideration	3,113	11,041
Total Current Liabilities	17,227	35,133
Contingent consideration, less current portion		3,425
Deferred revenue, less current portion	9,727	11,247
Other long-term liabilities	4,755	5,720
Total Liabilities	31,709	55,525
Commitments and Contingencies (Note 15)
Stockholders’ Equity:
Series A Preferred stock- $.05 par value, 450,000 shares authorized; no shares issued and outstanding
Common stock- $.05 par value, 45,000,000 shares authorized; 13,490,323 and 13,397,647 shares issued and outstanding as of June 30, 2019 and September 30, 2018, respectively	675	670
Additional paid-in capital	8,829	7,607
Accumulated other comprehensive income	1,977	2,718
Retained earnings	107,151	97,615
Total Stockholders’ Equity	118,632	108,610
Total Liabilities and Stockholders’ Equity	$ 150,341	$ 164,135